uranium 238

1. 1.

   the commonest isotope of uranium; it is not fissionable but when irradiated with neutrons it produces fissionable plutonium 239

   Broaderuranium

Questions about uranium 238

What does uranium 238 mean?

uranium 238 means "the commonest isotope of uranium; it is not fissionable but when irradiated with neutrons it produces fissionable plutonium 239".

Is uranium 238 a common word?

uranium 238 is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.